AITA for refusing to live with my sister ever again and bringing up CPS when they try to get me home?

Tiana Garrett Hours
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What would you do if living in your own home no longer felt safe because of a sibling’s struggles? Many teens assume family means sticking together no matter what, but sometimes protecting your well-being requires tough choices.

This social media story shares one 15-year-old’s decision to stay with his grandparents after years of tension at home. His younger sister’s mental health challenges created an environment he found overwhelming. Moving out brought him stability, yet his parents push for a return, leading him to stand firm on his boundaries and consider external help if needed.

‘AITA for refusing to live with my sister ever again and bringing up CPS when they try to get me home?’

The post begins with a teenager explaining the long-term impact of his sister’s mental health issues on their shared home life.

My sister (13F) has had serious behavioral and mental health challenges for many years. My parents expect me (15M) to continue living in the same household, but over time it...

Growing up, my sister had frequent intense outbursts that were unpredictable. She would become extremely upset over things that didn’t always make sense, and during those episodes, I was often...

The challenges intensify as they grow older, prompting professional intervention.

As we got older, her behavior became more concerning. She developed strong suspicions about people around her and sometimes believed things that weren’t happening.

My parents sought professional help, and she was diagnosed with Intermittent Explosive Disorder, with doctors also monitoring her for other possible conditions due to her age.

There were several situations where she truly believed I or my parents were trying to harm or spy on her, even when there was no evidence. This led to repeated...

An external incident changes everything, offering the teen a new living arrangement.

Eventually, an incident at her school caused Child Protective Services to become involved. During that time, my grandparents stepped in and offered to take me in, believing it was a...

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I agreed, and living with them has brought me a sense of stability and peace that I didn’t have before. My parents want me to return home and are upset...

I’ve told them that I’m not willing to live in the same household as my sister again, and if they continue to pressure me, I would involve CPS. They say...

The primary conflict involves a teenager prioritizing his safety amid his sister’s ongoing mental health struggles. Parents expect family unity, yet the home environment left him feeling constantly on edge. The disagreement escalated when he refused to return from his grandparents’, viewing external involvement as necessary protection rather than manipulation.

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The teen likely carries years of hypervigilance from unpredictable situations. His sister faces significant challenges that affect everyone. Parents may feel torn between supporting her treatment and maintaining family togetherness. Open dialogue broke down as emotions rose on all sides.

Child psychologist Dr. Laura Markham notes that “Children need to feel safe in their own homes, and when that’s compromised, removing them temporarily can allow healing for everyone” (from “Peaceful Parent, Happy Siblings,” 2015). This highlights how separation sometimes supports better long-term family dynamics.

Practical steps include family therapy sessions to express concerns safely. Parents could explore more intensive support options for the sister. The teen might journal feelings or talk with a counselor. Setting clear visitation rules maintains connections while honoring boundaries, fostering understanding over time.

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These are the responses from Reddit users:

Online commenters unanimously supported the teen’s choice to stay with his grandparents, emphasizing personal safety and the need for professional help.

Many focused on the importance of protection and urged involving authorities if pressure continues.

WolfEyes9 − NTA. It’s for your own safety to stay with grandparents. Tell your parents sister needs to get therapy at least. Do talk to CPS if parents don’t stop...

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Make sure you keep records from doctors for any injuries you have sustained. It will help in the long run if you need legal help.

Pebbles197053 − For everyone involved safety your sister needs to be hospitalized. Because of the way things are going now she’s going to either seriously injure or k__l someone else...

In the hospital she can properly be diagnosed and treated and put on medication that can hopefully help her lead a more normal life. Your parents keeping her at home...

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Glinda-The-Witch − NTA. It sounds as if your grandparents are aware of your sister‘s behavior and would back up any reports of injuries.

Unfortunately, your parents failed to report her behavior and your the injuries, which probably would’ve been helpful in getting her court order inpatient care.

The mental healthcare system can be extremely difficult to navigate especially if a patient is uncooperative or refuses medication‘s. Your best bet is to stay put and stay safe.

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If you are ever assaulted by your sister in the future, you absolutely need to contact the police, even if the injuries are minor there needs to be a record.

Take photos and start documenting everything. It may be the only way to prove that she is a danger to herself and others.

DawnShakhar − NTA. You are a minor, you have the right to a safe environment. It's not manipulative to threaten with CPS in this case - it's self protection. Your...

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lapsteelguitar − Do everybody a favor. Stop threatening to call CPS and make the call already. Not only will you benefit, but so will your sister. She clearly needs help...

Several shared personal experiences or professional insights, stressing that safety comes first for all siblings.

Successful-Toe-8957 − My daughter was diagnosed with IED and ODD when she was 6. If I had another child during the worst of it, I would have begged my family...

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It’s incredibly hard, and it’s taken a full decade of therapy for her to gain real control over those impulses. Everyone’s experience with these disorders is different, so there’s no...

But you should not be expected to live in constant fear while she’s going through that process. Please know there is nothing wrong with protecting yourself. You can still love...

AdventurousPoem8169 − NTA Your sister needs long term residential treatment in a center that is equipped to not only treat and manage her mental health but teach coping skills and...

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She will still have school but can get the treatment that she needs. I worked at one of these in my early 20’s. I watched siblings go from not speaking...

Not because their ill sibling was cured but because they were able to feel safe and see their sibling as their sibling with an illness and not this constant threat...

But I think it is what your sister needs in my non-professional opinion. Your parents are constantly operating from a place of stress and fear. Your sister doesn’t feel safe...

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Your parents I can imagine look at having your sister go into long term care as them giving up on your sister. It isn’t. They can still be very active...

I saw how hard it was for parents. I saw how beneficial it was for both kiddo and parents. You also should be in therapy. What you have gone through...

You’ve been subjected to violence. You’ve had to be hyper aware and hyper vigilant. It will take a toll on you. You need a place to work through that with...

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I’m hoping for the best for you and your family. Do not feel guilty about staying with your grandparents. It’s absolutely ok for you to be somewhere that you feel...

HereFoeDaBUllShit − NTA—my daughter went through something similar. Was violent and would throw fits. She would put holes in the walls etc. I had her committed to an adolescent facility.

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She was also diagnosed with a few things. She’s currently taking three different medications. Since she’s been on them she has calmed all the way down. It sounds like your...

My daughter stopped with the fighting when her older sister finally got tired and beat her up. You have every right to be in a safe environment.

Just because your parents are ok, with her pulling these shenanigans, you don’t have to. Your mental and physical health matters just as much as your sister’s.

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If your parents want to be subjected to her antics they are more than welcomed to. But you don’t have to. You don’t have to put up with her s__t....

throwaway798319 − NTA. I was forced to live with an abusive sibling when I was young. When I was 7 or 8 he injured my chest wall in a way...

Sometimes my pectorals get so tight that I can't get a deep breath and have to have muscle relaxants. You're away from her now. Stay far away, before she manages...

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Others highlighted parental responsibility or offered reassurance about self-protection.

Curraghboy1 − They are now 100% the focus of her rage. They only want you back so you can take her focus some of the time. Stay where you are.

SafeWord9999 − She’s violent. She could’ve killed uou pushing you down the stairs. Your parents need to do what’s right for both children.

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Traditional-Pop-9844 − NTA- it doesn’t sound safe until your sister gets the help she needs- and it may be less triggering for her if she is the only one there....

Sad-Film-891 − I understand why you’re frustrated with your parents when your sister has impulsive explosive disorder.

To be honest you’re a child and your parents should allow you to live with your grandparents and shouldn’t expect you to be compassionate or understanding about your sister’s condition....

Situation-Mediocre − It’s unfortunate, but your parents are setting your sister up to fail by their wilful blindness. When she turns 18, she will be charged for a__ault when she...

Protect yourself OP. Document everything, discuss things with your grandparents. And ask if your parents expect you to take care of your sister when they can’t. You’re young, but if...

Melodic-Dark6545 − NTA at all kid. Your sister is a serious danger to people and you want to be safe I don't know why you were told she's too young...

It's almost impossible before the kid reaches 5, but your sister is 13. So I think your parents have to take her to a psychiatrist who specializes in children,

because your sister needs proper treatment ASAP, because she's going to hurt herself or someone It's absolutely NOT MANIPULATIVE to want to be safe. Your parents need a wake up...

This story illustrates the difficult balance families face when one child’s needs impact everyone’s safety. Prioritizing personal well-being doesn’t mean abandoning love or concern. The takeaway is that boundaries can protect individuals while potentially encouraging better support for those struggling.

Seeking stability in tough family dynamics takes courage. Would you stay with extended family in a similar situation, or try to work it out at home? How can parents best support all their children when one faces serious challenges?

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